package com.ruoyi.framework.web.service;

import javax.annotation.Resource;

import com.ruoyi.common.core.domain.AjaxResult;
import com.ruoyi.common.utils.StringUtils;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.security.authentication.AuthenticationManager;
import org.springframework.security.authentication.BadCredentialsException;
import org.springframework.security.authentication.UsernamePasswordAuthenticationToken;
import org.springframework.security.core.Authentication;
import org.springframework.stereotype.Component;
import com.ruoyi.common.constant.Constants;
import com.ruoyi.common.core.domain.model.LoginUser;
import com.ruoyi.common.core.redis.RedisCache;
import com.ruoyi.common.exception.CustomException;
import com.ruoyi.common.exception.user.CaptchaException;
import com.ruoyi.common.exception.user.CaptchaExpireException;
import com.ruoyi.common.exception.user.UserPasswordNotMatchException;
import com.ruoyi.common.utils.MessageUtils;
import com.ruoyi.framework.manager.AsyncManager;
import com.ruoyi.framework.manager.factory.AsyncFactory;

/**
 * 登录校验方法
 * 
 * @author ruoyi
 */
@Component
@SuppressWarnings("ALL")
public class SysLoginService
{
    @Autowired
    private TokenService tokenService;

    @Resource
    private AuthenticationManager authenticationManager;

    @Autowired
    private RedisCache redisCache;

    /**
     * 登录验证
     * 
     * @param username 用户名
     * @param password 密码
     * @param code 验证码
     * @param uuid 唯一标识
     * @return 结果
     */
    public String login(String username, String password, String code, String uuid,String userPhone)
{
    String verifyKey = Constants.CAPTCHA_CODE_KEY + uuid;
    String captcha = redisCache.getCacheObject(verifyKey);
    redisCache.deleteObject(verifyKey);
    if (captcha == null)
    {
        AsyncManager.me().execute(AsyncFactory.recordLogininfor(userPhone, Constants.LOGIN_FAIL, MessageUtils.message("user.jcaptcha.expire")));
        throw new CaptchaExpireException();
    }
    if (!code.equalsIgnoreCase(captcha))
    {
        AsyncManager.me().execute(AsyncFactory.recordLogininfor(userPhone, Constants.LOGIN_FAIL, MessageUtils.message("user.jcaptcha.error")));
        throw new CaptchaException();
    }
    // 用户验证
    Authentication authentication = null;
    try
    {
        // 该方法会去调用UserDetailsServiceImpl.loadUserByUsername
        authentication = authenticationManager
                .authenticate(new UsernamePasswordAuthenticationToken(username, password));
    }
    catch (Exception e)
    {
        if (e instanceof BadCredentialsException)
        {
            AsyncManager.me().execute(AsyncFactory.recordLogininfor(userPhone, Constants.LOGIN_FAIL, MessageUtils.message("user.password.not.match")));
            throw new UserPasswordNotMatchException();
        }
        else
        {
            AsyncManager.me().execute(AsyncFactory.recordLogininfor(userPhone, Constants.LOGIN_FAIL, e.getMessage()));
            throw new CustomException(e.getMessage());
        }
    }
    AsyncManager.me().execute(AsyncFactory.recordLogininfor(userPhone, Constants.LOGIN_SUCCESS, MessageUtils.message("user.login.success")));
    LoginUser loginUser = (LoginUser) authentication.getPrincipal();
    loginUser.setUserPhone(userPhone);
    // 生成token
    return tokenService.createToken(loginUser);
    }
}
